Y. J. Zeng

activity

20222025

most citedObservation of the Anomalous Shape of

X (1840)

J / ψ \to γ 3 (π^{+} π^{-})

Indicating a Second Resonance Near

p p ˉ

Threshold

17 citations · 93 across the 31 of their papers we have counts for

collaborators

Showing 2025Show all

11 papers · 1 filter

hep-ex2025★ 1 cited

A novel measurement of the strong-phase difference between $D^{0} \to K^{-} π^{+}$ and $D ˉ^{0} \to K^{-} π^{+}$ decays using $C$ -even and $C$ -odd quantum-correlated $D D ˉ$ pairs

BESIII Collaboration, M. Ablikim, M. N. Achasov +698

A novel measurement technique of strong-phase differences between the decay amplitudes of $D^{0}$ and $D ˉ^{0}$ mesons is introduced which exploits quantum-correlated $D D ˉ$ pa…

hep-ex2025

Observation of $D^{+} \to K_{S}^{0} π^{0} μ^{+} ν_{μ}$ , Test of Lepton Flavor Universality and First Angular Analysis of $D^{+} \to K ˉ^{*} (892)^{0} ℓ^{+} ν_{ℓ}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +688

We report a study of the semileptonic decays $D^{+} \to K_{S}^{0} π^{0} ℓ^{+} ν_{ℓ}$ ( $ℓ = e, μ$ ) based on $20.3 fb^{- 1}$ of $e^{+} e^{-}$ collision data collected at the center-of-m…

hep-ex2025★ 1 cited

Partial Wave Analysis of $e^{+} e^{-} \to π^{+} π^{-} J / ψ$ and Cross Section Measurement of $e^{+} e^{-} \to π^{\pm} Z_{c} (3900)^{\mp}$ from 4.1271 to 4.3583 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +645

Based on 12.0 $f b^{- 1}$ of $e^{+} e^{-}$ collision data samples collected by the BESIII detector at center-of-mass energies from 4.1271 to 4.3583 GeV, a partial wave analys…

hep-ex2025

Updated model-independent measurement of the strong-phase differences between $D^{0}$ and $D ˉ^{0} \to K_{S / L}^{0} π^{+} π^{-}$ decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +688

The strong-phase differences between $D^{0} \to K_{S / L}^{0} π^{+} π^{-}$ and $D ˉ^{0} \to K_{S / L}^{0} π^{+} π^{-}$ decays are one of the most important inputs in measuring the $C P$ violating angle…

hep-ex2025

Search for the baryon and lepton number violating decay $J / ψ \to p e^{-}$ + c.c

BESIII Collaboration, M. Ablikim, M. N. Achasov +667

Based on $(2712.4 \pm 14.3) \times 1 0^{6}$ $ψ (3686)$ events collected by the BESIII detector operating at the BEPCII storage ring, we perform a search for the baryon- and lepton-…

hep-ex2025★ 1 cited

Observation of Transverse Polarization and Determination of Psionic Form Factors of the $Λ$ Hyperon at $s = 3.773$ GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +689

Using a data sample of $e^{+} e^{-}$ collision data corresponding to an integrated luminosity of 20.3 fb $^{- 1}$ collected by the BESIII detector at the BEPCII collider, we present a…

hep-ex2025★ 6 cited

Stringent test of $C P$ symmetry in $Σ^{+}$ hyperon decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +678

The non-leptonic two-body weak decays $Σ^{+} \to p π^{0}$ and $Σ ˉ^{-} \to p ˉ π^{0}$ are investigated, utilizing $(1.0087 \pm 0.0044) \times 1 0^{10}$ $J / ψ$ events and $(2.7124\p…

hep-ex2025★ 3 cited

First Measurement of the Decay Dynamics in the Semileptonic Transition of the $D^{+ (0)}$ into the Axial-vector Meson $K ˉ_{1} (1270)$

BESIII Collaboration, M. Ablikim, M. N. Achasov +677

Using $e^{+} e^{-}$ data taken at the center-of-mass energy of 3.773 GeV with the BESIII detector, corresponding to an integrated luminosity of 20.3 fb $^{- 1}$ , we report the first measu…

hep-ex2025★ 2 cited

Search for the FCNC charmonium decay $J / ψ \to D^{0} μ^{+} μ^{-} + c.c.$

BESIII Collaboration, M. Ablikim, M. N. Achasov +678

Based on a data sample of $(10087 \pm 44) \times 1 0^{6}$ $J / ψ$ events taken with the BESIII detector, we search for the flavor-changing neutral current charmonium decay $J/ψ\to D^{0}…

hep-ex2025

Search for $e^{+} e^{-} \to K_{S}^{0} K_{S}^{0} h_{c}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

Using $e^{+} e^{-}$ collision data at 13 center-of-mass energies ranging from 4.600 to 4.950 GeV collected with the BESIII detector, we search for the unmeasured $e^+e^-\to K_S^0 K_S^0…

hep-ex2025★ 4 cited

Study of the electromagnetic Dalitz decay $J / ψ \to e^{+} e^{-} π^{0}$

BESIII Collaboration, M. Ablikim, M. N. Achasov +640

We report the first measurement of the di-electron invariant mass dependent transition form factor in the electromagnetic Dalitz decay $J / ψ \to e^{+} e^{-} π^{0}$ using $(10087 \pm 44) \ti…

A novel measurement of the strong-phase difference between D0→K−π+ and Dˉ0→K−π+ decays using C-even and C-odd quantum-correlated DDˉ pairs

Observation of D+→KS0​π0μ+νμ​, Test of Lepton Flavor Universality and First Angular Analysis of D+→Kˉ∗(892)0ℓ+νℓ​

Partial Wave Analysis of e+e−→π+π−J/ψ and Cross Section Measurement of e+e−→π±Zc​(3900)∓ from 4.1271 to 4.3583 GeV

Updated model-independent measurement of the strong-phase differences between D0 and Dˉ0→KS/L0​π+π− decays

Search for the baryon and lepton number violating decay J/ψ→pe− + c.c

Observation of Transverse Polarization and Determination of Psionic Form Factors of the Λ Hyperon at s​=3.773 GeV

Stringent test of CP symmetry in Σ+ hyperon decays

First Measurement of the Decay Dynamics in the Semileptonic Transition of the D+(0) into the Axial-vector Meson Kˉ1​(1270)

Search for the FCNC charmonium decay J/ψ→D0μ+μ−+c.c.

Search for e+e−→KS0​KS0​hc​

Study of the electromagnetic Dalitz decay J/ψ→e+e−π0

A novel measurement of the strong-phase difference between $D^{0} \to K^{-} π^{+}$ and $D ˉ^{0} \to K^{-} π^{+}$ decays using $C$ -even and $C$ -odd quantum-correlated $D D ˉ$ pairs

Observation of $D^{+} \to K_{S}^{0} π^{0} μ^{+} ν_{μ}$ , Test of Lepton Flavor Universality and First Angular Analysis of $D^{+} \to K ˉ^{*} (892)^{0} ℓ^{+} ν_{ℓ}$

Partial Wave Analysis of $e^{+} e^{-} \to π^{+} π^{-} J / ψ$ and Cross Section Measurement of $e^{+} e^{-} \to π^{\pm} Z_{c} (3900)^{\mp}$ from 4.1271 to 4.3583 GeV

Updated model-independent measurement of the strong-phase differences between $D^{0}$ and $D ˉ^{0} \to K_{S / L}^{0} π^{+} π^{-}$ decays

Search for the baryon and lepton number violating decay $J / ψ \to p e^{-}$ + c.c

Observation of Transverse Polarization and Determination of Psionic Form Factors of the $Λ$ Hyperon at $s = 3.773$ GeV

Stringent test of $C P$ symmetry in $Σ^{+}$ hyperon decays

First Measurement of the Decay Dynamics in the Semileptonic Transition of the $D^{+ (0)}$ into the Axial-vector Meson $K ˉ_{1} (1270)$

Search for the FCNC charmonium decay $J / ψ \to D^{0} μ^{+} μ^{-} + c.c.$

Search for $e^{+} e^{-} \to K_{S}^{0} K_{S}^{0} h_{c}$

Study of the electromagnetic Dalitz decay $J / ψ \to e^{+} e^{-} π^{0}$